diff --git a/lib/commands/admin-rpc.js b/lib/commands/admin-rpc.js
index 59750571e..b9ec845b3 100644
--- a/lib/commands/admin-rpc.js
+++ b/lib/commands/admin-rpc.js
@@ -155,7 +155,17 @@ var flushCache = function (Env, Server,  cb) {
 
 // CryptPad_AsyncStore.rpc.send('ADMIN', ['ARCHIVE_DOCUMENT', documentID], console.log)
 var archiveDocument = function (Env, Server, cb, data) {
-    var id = Array.isArray(data) && data[1];
+    if (!Array.isArray(data)) { return void cb("EINVAL"); }
+    var args = data[1];
+
+    var id, reason;
+    if (typeof(args) === 'string') {
+        id = args;
+    } else if (args && typeof(args) === 'object') {
+        id = args.id;
+        reason = args.reason;
+    }
+
     if (typeof(id) !== 'string' || id.length < 32) { return void cb("EINVAL"); }
 
     switch (id.length) {
@@ -164,6 +174,7 @@ var archiveDocument = function (Env, Server, cb, data) {
             return void Env.msgStore.archiveChannel(id, Util.both(cb, function (err) {
                 Env.Log.info("ARCHIVAL_CHANNEL_BY_ADMIN_RPC", {
                     channelId: id,
+                    reason: reason,
                     status: err? String(err): "SUCCESS",
                 });
             }));
@@ -171,6 +182,7 @@ var archiveDocument = function (Env, Server, cb, data) {
             return void Env.blobStore.archive.blob(id, Util.both(cb, function (err) {
                 Env.Log.info("ARCHIVAL_BLOB_BY_ADMIN_RPC", {
                     id: id,
+                    reason: reason,
                     status: err? String(err): "SUCCESS",
                 });
             }));
@@ -184,7 +196,17 @@ var archiveDocument = function (Env, Server, cb, data) {
 };
 
 var restoreArchivedDocument = function (Env, Server, cb, data) {
-    var id = Array.isArray(data) && data[1];
+    if (!Array.isArray(data)) { return void cb("EINVAL"); }
+    var args = data[1];
+
+    var id, reason;
+    if (typeof(args) === 'string') {
+        id = args;
+    } else if (args && typeof(args) === 'object') {
+        id = args.id;
+        reason = args.reason;
+    }
+
     if (typeof(id) !== 'string' || id.length < 32) { return void cb("EINVAL"); }
 
     switch (id.length) {
@@ -192,6 +214,7 @@ var restoreArchivedDocument = function (Env, Server, cb, data) {
             return void Env.msgStore.restoreArchivedChannel(id, Util.both(cb, function (err) {
                 Env.Log.info("RESTORATION_CHANNEL_BY_ADMIN_RPC", {
                     id: id,
+                    reason: reason,
                     status: err? String(err): 'SUCCESS',
                 });
             }));
@@ -201,6 +224,7 @@ var restoreArchivedDocument = function (Env, Server, cb, data) {
             return void Env.blobStore.restore.blob(id, Util.both(cb, function (err) {
                 Env.Log.info("RESTORATION_BLOB_BY_ADMIN_RPC", {
                     id: id,
+                    reason: reason,
                     status: err? String(err): 'SUCCESS',
                 });
             }));
diff --git a/www/admin/inner.js b/www/admin/inner.js
index 83143a546..a80c8ca32 100644
--- a/www/admin/inner.js
+++ b/www/admin/inner.js
@@ -146,6 +146,8 @@ define([
         return $div;
     };
 
+    Messages.admin_archiveReason = "// XXX REASON"; // XXX
+
     var archiveForm = function (archive, $div, $button) {
         var label = h('label', { for: 'cp-admin-archive' }, Messages.admin_archiveInput);
         var input = h('input#cp-admin-archive', {
@@ -159,6 +161,14 @@ define([
             id: 'cp-admin-archive-pw',
             placeholder: Messages.login_password
         });
+        var input3 = h('input', {
+            id: 'cp-admin-archive-reason',
+            placeholder: Messages.admin_archiveReason,
+        });
+        var label3 = h('label', {
+            for: 'cp-admin-archive-reason',
+        }, Messages.admin_archiveReason);
+
         var $pw = $(input2);
         $pw.addClass('cp-admin-pw');
         var $pwInput = $pw.find('input');
@@ -168,7 +178,9 @@ define([
             label,
             input,
             label2,
-            input2
+            input2,
+            label3,
+            input3,
         ]));
 
         $div.addClass('cp-admin-nopassword');
@@ -234,9 +246,13 @@ define([
                     }
                 }), true);
             }).nThen(function () {
+                var $reason = $(input3);
                 sFrameChan.query('Q_ADMIN_RPC', {
                     cmd: archive ? 'ARCHIVE_DOCUMENT' : 'RESTORE_ARCHIVED_DOCUMENT',
-                    data: channel
+                    data: {
+                        id: channel,
+                        reason: $reason.val(), // XXX
+                    },
                 }, function (err, obj) {
                     var e = err || (obj && obj.error);
                     clicked = false;
@@ -248,6 +264,7 @@ define([
                     UI.log(archive ? Messages.archivedFromServer : Messages.restoredFromServer);
                     $input.val('');
                     $pwInput.val('');
+                    $reason.val('')
                 });
             });
         });